<option value="0"> - - Chọn quận - - </option>
<?php	
	require("../../../librarys/funs/quantri.php");
						
	$id_root = $_GET['id_root'];
	$qt=new quantri;
	$tintheloai = $qt->get_by_thutu("quan", -1,-1,"and idtp = '$id_root'");
	while($rowtheloai=mysql_fetch_assoc($tintheloai)) {
?>
	<option value="<?php echo $rowtheloai['id']; ?>"><?php echo $rowtheloai['ten_vi']; ?></option>
<?php }?>